Dear Brent! Indeed! A theory that explains "everything" must be more than a list of tautologies!
On Fri, Jan 10, 2014 at 5:25 PM, meekerdb <meeke...@verizon.net> wrote: > On 1/10/2014 10:27 AM, Bruno Marchal wrote: > > But what about Glak, a being in an alternative physics? > > > If Glak mind obeys to the laws of Boole, and if Glak as a finite body, > and if he is self-referentially correct, then we share with Glak the same > sigma_1 true sentences, and he figures it out (by Bp & Dt) in the same way, > so we have the same physics. If Glak shows us an electron heaver than ours, > we can conclude that the mass of an electron is not a necessity, but a > contingency, a geographical fact, and there might be a law given the mass > electron relatively to that type of accessible physics (given that we > succeed in talking with Glak). > > > > But there's the rub. Could Glak's universe not have electrons? Could it > not have electrical charge? A theory that cannot tell us what is > contingent and only that arithmetical (or logical truths) are necessary > doesn't really tell us anything. It just says "Tautologies are true." > > Brent > > -- > You received this message because you are subscribed to a topic in the > Google Groups "Everything List" group. > To unsubscribe from this topic, visit > https://groups.google.com/d/topic/everything-list/TBc_y2MZV5c/unsubscribe. > To unsubscribe from this group and all its topics, send an email to > everything-list+unsubscr...@googlegroups.com. > To post to this group, send email to firstname.lastname@example.org. > Visit this group at http://groups.google.com/group/everything-list. > For more options, visit https://groups.google.com/groups/opt_out. > -- Kindest Regards, Stephen Paul King Senior Researcher Mobile: (864) 567-3099 stephe...@provensecure.com http://www.provensecure.us/ “This message (including any attachments) is intended only for the use of the individual or entity to which it is addressed, and may contain information that is non-public, proprietary, privileged, confidential and exempt from disclosure under applicable law or may be constituted as attorney work product. If you are not the intended recipient, you are hereby notified that any use, dissemination, distribution, or copying of this communication is strictly prohibited. If you have received this message in error, notify sender immediately and delete this message immediately.” -- You received this message because you are subscribed to the Google Groups "Everything List" group. To unsubscribe from this group and stop receiving emails from it, send an email to everything-list+unsubscr...@googlegroups.com. To post to this group, send email to email@example.com. Visit this group at http://groups.google.com/group/everything-list. For more options, visit https://groups.google.com/groups/opt_out.